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them. Use the 5 or 6 key to adjust the
value, and press ENTER to accept.
DEL Key
The Model IAQ50 lets you clear the last
sample stored or the entire contents of
memory.
To clear only the last sample, hold the
DEL key and the display will begin a
countdown from 3 to 0. Release the key
before 0 is displayed. The display will
beep twice and flash ”CLEAR
SAMPLE.”
To clear all memory, press and hold the
DEL key and the display will begin a
countdown from 3 to 0. Release the key
while 0 is displayed. The display will
beep twice and flash “CLEAR LOG.”
Note: If you release the key after 0 is dis-
played, it will not beep, and nothing will be
deleted.